Home / 93,576.17-129,135.44-51,134.72

Finding the Fourth Proportional to 93,576.17, 129,135.44 and 51,134.72

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Solution

The fourth proportional to 93,576.17, 129,135.44 and 51,134.72 is: 70,566.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,576.17 : 129,135.44 = 51,134.72 : x
  2. Step 2: Convert to fraction form
    93,576.17/129,135.44 = 51,134.72/x
  3. Step 3: Cross multiply
    93,576.17x = 129,135.44 × 51,134.72
  4. Step 4: Simplify right side
    93,576.17x = 6,603,304,048.64
  5. Step 5: Solve for x
    x = 6,603,304,048.64/93,576.17
  6. Step 6: Final answer
    x = 70,566.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.